This category contains links to software which develops applications which model relationships between data elements and data attributes as graphs in order to solve advanced analytical problems as well as software which analyzes such graphs.
aiSee reads a textual graph specification and automatically calculates a customizable graph layout; optimized to handle huge graphs automatically generated by applications.
Open source program for extracting data from graphs; can read many different image formats and outputs the extracted data through stdout or to a file.
GLE (Graphics Layout Engine) is a high-quality graphics package for scientists; combining a user-friendly scripting language with a full range of facilities for producing publication-quality graphs, diagrams, posters and slides.
gnuplot plots 2D and/or 3D graphs, from a data file or with a formula; has an interactive mode with online help, or it can be used non-interactively.
GraphCalc is a GUI graphing calculator project; with features similar to a TI-85, 2D and 3D graphing support, as well as Windows and Linux versions.
GraphThing is an open source project that creates, manipulates, and studies graphs as mathematical objects, that describes the relationships between sets.
JGraphpad is a complete application framework for rapid development of JGraph tools; meant for developers who wish to provide a stand-alone, rich-client graph application.
PHP Advanced Graphing Class Project
PHP Advanced Graphing Class Project is a PHP class that can be used to generate line, bar, and 2D/3D pie graphs from multiple data sets. It offers many style and data formatting options.
Prolog+CG is an implementation of Prolog with extensions for supporting the Conceptual Graph theory of John Sowa, as well as Object-Oriented extensions.
The Regular Expression Graphing Program (REGP) is designed to take a regular expression and produce a graph of the state machine that is used to parse the regular expression; useful for teaching regular expressions and state machines.
Provides business graphics software that allows people to create presentation- quality business graphics. This software allows you to create flowcharts, organizational charts, Gantt charts, timelines, floor plans and other for a fraction of the time without requiring any experience or training. The website also offers free product downloads ,features examples and provides product tutorials and expert certification.
Squid Graph is a logfile analysis tool that generates HTML reports and graphs of accesses, transfers and transfer durations.
VisIt is an interactive parallel visualization and graphical analysis tool for viewing scientific data.
Vofce is an openly developed, simple GUI graph plotting tool with a wide range of exporting features (for PNG, PDF, METAPOST, SVG, and MathML).
ZVTM is a Zoomable User Interface (ZUI) toolkit, designed to ease the task of creating complex visual editors.